IT1016203B - DOUBLE TRANSMISSION COUPLER NE - Google Patents

DOUBLE TRANSMISSION COUPLER NE

Info

Publication number
IT1016203B
IT1016203B IT51765/74A IT5176574A IT1016203B IT 1016203 B IT1016203 B IT 1016203B IT 51765/74 A IT51765/74 A IT 51765/74A IT 5176574 A IT5176574 A IT 5176574A IT 1016203 B IT1016203 B IT 1016203B
Authority
IT
Italy
Prior art keywords
transmission coupler
double transmission
double
coupler
transmission
Prior art date
Application number
IT51765/74A
Other languages
Italian (it)
Original Assignee
Emerson Electric Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Emerson Electric Co filed Critical Emerson Electric Co
Application granted granted Critical
Publication of IT1016203B publication Critical patent/IT1016203B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/213—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
    • H01P1/2131—Frequency-selective devices, e.g. filters combining or separating two or more different frequencies with combining or separating polarisations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
IT51765/74A 1973-06-29 1974-06-27 DOUBLE TRANSMISSION COUPLER NE IT1016203B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00374981A US3838362A (en) 1973-06-29 1973-06-29 Diplexing coupler for microwave system

Publications (1)

Publication Number Publication Date
IT1016203B true IT1016203B (en) 1977-05-30

Family

ID=23479012

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51765/74A IT1016203B (en) 1973-06-29 1974-06-27 DOUBLE TRANSMISSION COUPLER NE

Country Status (7)

Country Link
US (1) US3838362A (en)
JP (1) JPS5034441A (en)
CA (1) CA986595A (en)
DE (1) DE2431289A1 (en)
FR (1) FR2235500B1 (en)
GB (1) GB1470545A (en)
IT (1) IT1016203B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2443166C3 (en) * 1974-09-10 1985-05-30 ANT Nachrichtentechnik GmbH, 7150 Backnang System switch for separating two signals, each consisting of two double polarized frequency bands
JPS5294201A (en) * 1976-01-31 1977-08-08 Nippon Telegraph & Telephone Method of producing types
DE2703878A1 (en) * 1977-01-31 1978-08-03 Siemens Ag POLARIZATION POINT
DE2939679C2 (en) * 1979-09-29 1985-12-05 ANT Nachrichtentechnik GmbH, 7150 Backnang System switch for a satellite radio system
IT1149770B (en) * 1982-02-25 1986-12-10 Italtel Spa CIRCUIT TO SEPARATE TWO BANDS OF FREQUENCIES FOR HIGH-FREQUENCY DOUBLE POLARIZATION SIGNALS
BR8305993A (en) * 1983-10-25 1985-06-04 Brasilia Telecom DIRECTIONAL ACIPLATOR USING CORRUGATED GUIDE TO SEPARATE TWO FREQUENCY BANDS MAINTAINING POLARIZATION CHARACTERISTICS
BR8307286A (en) * 1983-12-27 1985-08-06 Brasilia Telecom TRANSITION BETWEEN FLAT AND CORRUGATED GUIDE FOR OPERATION IN TWO DIFFERENT FREQUENCY BANDS
US5003321A (en) * 1985-09-09 1991-03-26 Sts Enterprises, Inc. Dual frequency feed
CA1260609A (en) * 1986-09-12 1989-09-26 Her Majesty The Queen, In Right Of Canada, As Represented By The Minister Of National Defence Wide bandwidth multiband feed system with polarization diversity
US5784033A (en) * 1996-06-07 1998-07-21 Hughes Electronics Corporation Plural frequency antenna feed
JP3688558B2 (en) * 2000-06-05 2005-08-31 三菱電機株式会社 Waveguide group duplexer
KR100891789B1 (en) * 2006-01-04 2009-04-07 삼성전자주식회사 Apparatus and method for duplex in a wireless communication system
FR2929796B1 (en) * 2008-04-02 2014-09-26 Centre Nat Etd Spatiales COUPLER FOR RADIO FREQUENCY MULTIBAND SYSTEM.
US8285387B2 (en) * 2008-12-12 2012-10-09 Microchips, Inc. Wireless communication with a medical implant
US20100151113A1 (en) * 2008-12-12 2010-06-17 Microchips, Inc. Manufacture of a radiating structure for a medical implant

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3150333A (en) * 1960-02-01 1964-09-22 Airtron Division Of Litton Pre Coupling orthogonal polarizations in a common square waveguide with modes in individual waveguides
US3265993A (en) * 1964-02-13 1966-08-09 Post Office Integrated coupling unit for two independent waveguide channels
US3668567A (en) * 1970-07-02 1972-06-06 Hughes Aircraft Co Dual mode rotary microwave coupler
US3731235A (en) * 1971-11-03 1973-05-01 Gte Sylvania Inc Dual polarized diplexer
US3731236A (en) * 1972-08-17 1973-05-01 Gte Sylvania Inc Independently adjustable dual polarized diplexer

Also Published As

Publication number Publication date
CA986595A (en) 1976-03-30
US3838362A (en) 1974-09-24
DE2431289A1 (en) 1975-01-16
FR2235500B1 (en) 1980-12-05
GB1470545A (en) 1977-04-14
FR2235500A1 (en) 1975-01-24
JPS5034441A (en) 1975-04-02

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